Repairing Concrete Basement Wall Cracks

Block out the injection ports.

Repairing concrete basement wall cracks.

The injection process fills the crack from top to bottom from inside to outside. The poured concrete foundation dries too quickly shrinks and hairline cracks appear. 6 things you need to know about basement crack repair. If a crack between the wall and floor exceeds.

Concrete block walls in particular can form cracks for a number of reasons. There are 3 basic causes of cracks in foundation walls. This basement has a crack running horizontally along the block concrete wall. 10d finishing nails partway into the crack spaced 12 in.

You can t handle this cracked wall by simply filling the crack and finishing off the basement. First scrub the crack clean of any loose concrete paint or old filler using a wire brush. Use a nail to align injection points. Repair a foundation crack with an epoxy sealer.

Repairing a foundation crack of this nature is similar to repairing other non structural cracks. There s also a stair step crack on each end of the horizontal crack and the wall is bowed in about 1 in. 10d finishing nails partway into the crack spaced 12 in. Mix the two part epoxy.

The only way to repair foundation wall cracks successfully is by the injection process. Shrinkage this happens shortly after a house is built. Some cracks are just annoyances while others are symptoms of a larger problem and with a little bit of know how you can tell the difference. Fill it with a caulk suitable for use on concrete.

Injecting a typical wall crack with an epoxy or urethane resin is done under pressure pushing the material from the inside all the way to the outside. Before you reach for the phone take your time and inspect the crack you ve spotted. Mix the epoxy sealer. Settling typically this happens for only a short period after the house is built.